CN210734536U

CN210734536U - Reinforced weighing device

Info

Publication number: CN210734536U
Application number: CN201921589430.6U
Authority: CN
Inventors: 余成有
Original assignee: Xiamen Baishun Xing Automation Technology Co ltd
Current assignee: Xiamen Baishun Xing Automation Technology Co ltd
Priority date: 2019-09-24
Filing date: 2019-09-24
Publication date: 2020-06-12
Anticipated expiration: 2029-09-24

Abstract

The utility model relates to a reinforced weighing device, can include the support and install V type chain slat conveyor, first weighing unit, second weighing unit and the third weighing unit on the support, V type chain slat conveyor is equipped with first reinforced weighing position, the reinforced weighing position of second and the reinforced weighing position of third along direction of delivery in proper order, first reinforced weighing position, the reinforced weighing position of second and the reinforced weighing position of third are equipped with first reinforced unit, the reinforced unit of second and the reinforced unit of third directly over, first weighing unit, second weighing unit and third weighing unit are installed respectively first reinforced weighing position, the reinforced weighing position of second and the reinforced weighing position of third, and the material that corresponding weight was accomplished in first reinforced weighing position, the reinforced weighing position of second and the reinforced weighing position of third in proper order in the wrapping bag adds. The utility model discloses can accomplish material (polycrystalline silicon ore) bagging-off operation automatically, the error of weighing is little, and work efficiency is high.

Description

Reinforced weighing device

Technical Field

The utility model relates to an automation equipment field relates to a reinforced weighing device with, more specifically says and relates to a reinforced weighing device for polycrystalline silicon ore bagging-off.

Background

The polycrystalline silicon ore is divided into lump materials and fine materials according to the size, when the polycrystalline silicon ore is subpackaged, the lump materials with approximately fixed weight are firstly placed into a packaging bag, and then the fine materials with the rest weight are placed into a packaging bag. The whole traditional packaging operation is completed manually, the weighing error is large, and the working efficiency is low. Therefore, a charging and weighing device for bagging polycrystalline silicon ore is urgently needed to realize automatic subpackaging of the polycrystalline silicon ore.

Disclosure of Invention

The utility model aims at providing a reinforced weighing device to solve the problem that current manual work inefficiency, weighing error are big. Therefore, the utility model discloses a specific technical scheme as follows:

the utility model provides a reinforced weighing device, includes the support and installs V type chain slat conveyor, first weighing unit, second weighing unit and the third weighing unit on the support, V type chain slat conveyor is equipped with first reinforced weighing position, the reinforced weighing position of second and the reinforced weighing position of third along direction of delivery in proper order, first reinforced weighing position, the reinforced weighing position of second and the reinforced weighing position of third are equipped with first reinforced unit, the reinforced unit of second and the reinforced unit of third directly over, first weighing unit, second weighing unit and third weighing unit are installed respectively first reinforced weighing position, the reinforced weighing position of second and the reinforced weighing position of third, and the wrapping bag is in proper order in the reinforced weighing position of first reinforced weighing position, the reinforced weighing position of second and the reinforced weighing position of third and is accomplished the material interpolation of corresponding weight.

Further, the sizes of the materials in the first feeding unit, the second feeding unit and the third feeding unit are sequentially decreased.

Furthermore, each weighing unit comprises a tray, a lifting mechanism, a weighing plate and a mounting seat, the tray is fixedly mounted on a lifting rod of the lifting mechanism, the lifting mechanism is fixedly mounted on the weighing plate, the weighing plate is fixedly mounted on the mounting seat and provided with a weighing sensor, and the mounting seat is fixedly mounted on the support.

Further, the lifting mechanism is a cylinder type lifting mechanism.

Further, the V-shaped chain plate conveyor comprises a driving device and two conveying chain plates forming a V shape, each conveying chain plate comprises a plurality of ratchet wheels and a chain plate belt surrounding the ratchet wheels, the chain plate belt is formed by hinging the plurality of chain plates with each other, and the driving device is in driving connection with the ratchet wheels.

Furthermore, the driving device comprises a motor, a driving gear and a driven gear, the driving gear is fixed on an output shaft of the motor, the driven gear is installed on the bracket and meshed with the driving gear, and an output shaft of the motor and a rotating shaft of the driven gear are respectively hinged with rotating shafts of ratchet wheels of two conveying chain plates.

Furthermore, the driving gear and the driven gear are hinged with the rotating shaft of the ratchet wheel by a Hooke joint.

Furthermore, two notches which are spaced from each other are arranged on one side of the chain plate, and hinge holes are formed in two ends of each notch; and two circular tube-shaped bulges which are spaced from each other are arranged on the opposite sides of the two circular tube-shaped bulges, and the adjacent chain plates are received in the notches through the circular tube-shaped bulges and are hinged through a pin shaft.

Furthermore, the feeding and weighing device further comprises a blanking collecting conveyor belt, wherein the blanking collecting conveyor belt is fixedly arranged at the bottom of the support and is positioned below the V-shaped chain plate conveyor.

Furthermore, a hand wheel is further arranged at one end of the blanking and collecting conveying belt and used for tensioning the blanking and collecting conveying belt.

The utility model adopts the above technical scheme, the beneficial effect who has is: the utility model discloses can accomplish material (polycrystalline silicon ore) bagging-off operation automatically, the error of weighing is little, and work efficiency is high.

Drawings

To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.

Fig. 1 is a perspective view of a charging and weighing apparatus according to an embodiment of the present invention;

FIG. 2 is another perspective view of the bagged material weighing apparatus shown in FIG. 1;

FIG. 3 is another perspective view of the bagged material loading and weighing apparatus shown in FIG. 1 with portions removed to clearly show the corresponding component structures;

FIG. 4 is a perspective view of a chain plate of the bagged material feeding and weighing apparatus shown in FIG. 1;

fig. 5 is a perspective view of the ratchet wheel of the bagged material feeding and weighing device shown in fig. 1.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings and detailed description.

As shown in fig. 1 to 3, the charging and weighing device comprises a support 1, and a V-shaped chain slat conveyor 2, a first weighing unit 3, a second weighing unit 4 and a third weighing unit 5 which are mounted on the support 1, wherein the V-shaped chain slat conveyor 2 is sequentially provided with a first charging and weighing position a, a second charging and weighing position B and a third charging and weighing position C along a conveying direction. A first feeding unit, a second feeding unit and a third feeding unit (not shown) are arranged right above the first feeding weighing position a, the second feeding weighing position B and the third feeding weighing position C. The first feeding unit, the second feeding unit and the third feeding unit are used for adding materials with successively decreasing sizes into the packaging bag 100. In one embodiment, the material is a polycrystalline silicon ore. The first weighing unit 3, the second weighing unit 4 and the third weighing unit 5 are respectively installed at the first feeding weighing position a, the second feeding weighing position B and the third feeding weighing position C, and are used for weighing the materials in the packaging bag 100. That is, the packaging bag 100 completes the addition of the material (polysilicon ore) with the corresponding weight at the first feeding weighing position a, the second feeding weighing position B and the third feeding weighing position C in sequence. Specifically, the packaging bag 100 is added with a larger piece of polycrystalline silicon ore in a first predetermined weight range (for example, about 95% of the standard weight) at a first feeding weighing position a, then conveyed to a second feeding weighing position B by the V-chain slat conveyor 2, and added with a smaller piece of polycrystalline silicon ore in the first predetermined weight range (for example, about 99% of the standard weight) at the second feeding weighing position B, and then conveyed to a third feeding weighing position C by the V-chain slat conveyor 2, and the standard weight is added with the smallest polycrystalline silicon ore at the third feeding weighing position C, and finally the packaging bag 100 is transferred from the third feeding weighing position C to the next process by a human or a robot. When the weight of the materials in the packaging bag 100 reaches the preset weight, the control system sends an instruction to stop the feeding of the corresponding feeding unit.

As shown in fig. 1 to 5, the V-type apron conveyor 2 includes a drive device and two conveying apron 21 forming a V-shape. Each of the conveyor link plates 21 includes a plurality of ratchet wheels 211 and a link plate belt looped around the ratchet wheels, the link plate belt being formed by a plurality of link plates 212 hinged to each other. Specifically, one side of the chain plate 212 is provided with two notches 2121 spaced from each other, and two ends of each notch 2121 are provided with a hinge hole; and two tubular protrusions 2122 spaced apart from each other are provided on the opposite side, and adjacent link plates 212 are received in the notches 2121 through the tubular protrusions 2122 and are hinged by a pin shaft (not shown) to form a link plate belt. The circular tube-shaped protrusion 2122 is matched with the groove 2111 on the ratchet wheel 211, so that the rotation of the ratchet wheel 211 can drive the chain plate belt to move circularly. The driving device is in driving connection with the ratchet wheel. Specifically, the driving device comprises a motor 22, a driving gear 23 and a driven gear 24, the driving gear 23 is fixedly mounted on an output shaft 221 of the motor 22, the driven gear 24 is mounted on the bracket 1 and meshed with the driving gear 23, and the output shaft 221 of the motor 22 and a rotating shaft 241 of the driven gear 24 are respectively hinged with rotating shafts 213 of the ratchet wheels 211 of the two conveying chain plates 21 (for example, through hooke joints 25). Therefore, the two conveying chain plates 21 can move in the same direction at the same time.

As shown in fig. 1-3, the first weighing cell 3, the second weighing cell 4 and the third weighing cell 5 are all identical in structure, and the third weighing cell 5 is only exemplified here. The third weighing unit 5 includes a tray 51, a lifting mechanism 52, a weighing plate 53, and a mount 54. The tray 51 is fixedly mounted on the elevating lever 521 of the elevating mechanism 52. In the illustrated embodiment, the upper surface of the tray 51 is an arc-shaped surface to be able to support the packing bag 100 more stably. The lifting mechanism 52 is fixedly mounted on the weighing plate 53. Preferably, the elevating mechanism 52 is a cylinder type elevating mechanism. The weighing plate 53 is fixedly installed on the mounting seat 54 and provided with a load cell to weigh the packing bag 100. The mounting seat 54 is fixedly mounted on the bracket 1. When feeding is required, the lifting mechanism 52 is actuated to lift the tray 51, so as to lift the packaging bag 100 away from the V-shaped chain plate conveyor 2, and the packaging bag 100 is only supported by the tray 51; when the feeding is completed, the lifting mechanism 52 is actuated to lower the tray 51, and the packaging bag 100 is clamped by the two conveying chain plates 21 of the V-type chain plate conveyor 2 to be conveyed to the next feeding weighing station.

In addition, the reinforced weighing device of this embodiment still can collect conveyer belt 6 including the blanking, conveyer belt 6 fixed mounting is collected in the blanking is located V type chain slat conveyor below in 1 bottom of support for receive the unexpected scattered material when reinforced, prevent on the one hand that the material from polluting ground, on the other hand can retrieve the material, reduces extravagantly.

Preferably, a hand wheel 7 is further arranged at one end of the blanking collecting conveyor belt 6, and the hand wheel 7 is used for tensioning the blanking collecting conveyor belt 6.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a reinforced weighing device, its characterized in that, includes the support and installs V type chain slat conveyor, first weighing unit, second weighing unit and the third weighing unit on the support, V type chain slat conveyor is equipped with first reinforced weighing position, second and third reinforced weighing position along direction of delivery in proper order, first reinforced weighing position, second are weighed reinforced weighing position and third reinforced weighing position directly over be equipped with first reinforced unit, second reinforced unit and third reinforced weighing unit, first weighing unit, second weighing unit and third weighing unit are installed respectively first reinforced weighing position, the reinforced weighing position of second and the reinforced weighing position of third are weighed the position, and the wrapping bag is in proper order at first reinforced weighing position, the reinforced weighing position of second and the reinforced weighing position of third and is accomplished the material of corresponding weight and adds.

2. The loading weighing apparatus of claim 1 wherein the sizes of the materials in the first, second and third loading units decrease sequentially.

3. The charging and weighing device of claim 1 wherein each weighing unit comprises a tray, a lifting mechanism, a weighing plate and a mounting base, the tray is fixedly mounted on a lifting rod of the lifting mechanism, the lifting mechanism is fixedly mounted on the weighing plate, the weighing plate is fixedly mounted on the mounting base and provided with a weighing sensor, and the mounting base is fixedly mounted on the bracket.

4. The feed weighing device of claim 3, wherein said lifting mechanism is a cylinder-type lifting mechanism.

5. The feed weighing apparatus of claim 1, wherein said V-conveyor comprises a drive means and two conveyor flights forming a V-shape, each conveyor flight comprising a plurality of ratchet wheels and a flight band encircling the ratchet wheels, the flight band being formed by a plurality of flights hingedly connected to one another, the drive means being in driving communication with the ratchet wheels.

6. The charging and weighing device of claim 5 wherein said drive means comprises a motor, a drive gear fixed to an output shaft of said motor, and a driven gear mounted on a frame and engaged with said drive gear, said output shaft of said motor and said driven gear having respective axes of rotation hinged to the axes of rotation of the ratchets of the two conveyor flights.

7. The charging and weighing device of claim 6 wherein the articulation of said drive gear and said driven gear with the shaft of said ratchet wheel is achieved using a hook joint.

8. The charging and weighing device of claim 1, wherein one side of the chain plate is provided with two notches spaced apart from each other, and two ends of each notch are provided with hinge holes; and two circular tube-shaped bulges which are spaced from each other are arranged on the opposite sides of the two circular tube-shaped bulges, and the adjacent chain plates are received in the notches through the circular tube-shaped bulges and are hinged through a pin shaft.

9. The feed weighing device of claim 1, further comprising a drop collection conveyor belt fixedly mounted to the bottom of the frame below the V-belt conveyor.

10. The charging and weighing device of claim 9, wherein a handwheel is further provided at one end of the blanking collection conveyor belt for tensioning the blanking collection conveyor belt.